Urinal screen



FIG. 1 is a top plan view of a urinal screen embodying the features of the new design;

FIG. 2 is a bottom plan view thereof; and,

FIG. 3 is a front elevation view thereof, the rear elevation view is the same as the front elevation view.

The broken lines shown in the drawings are for the purpose of illustrating a change in thickness of the urinal screen and form no part of the claimed design. 

The ornamental design for a urinal screen, as shown and described. 